CN105344524B - A kind of two-way folding detent mechanism - Google Patents
A kind of two-way folding detent mechanism Download PDFInfo
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- CN105344524B CN105344524B CN201510870643.6A CN201510870643A CN105344524B CN 105344524 B CN105344524 B CN 105344524B CN 201510870643 A CN201510870643 A CN 201510870643A CN 105344524 B CN105344524 B CN 105344524B
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Abstract
There is provided a kind of two-way folding detent mechanism, including substrate, the driving device that is installed on the substrate and positioning seat, the driving device include：Transmission component, reset assembly and the slide assemblies for being symmetrically disposed on the cam both sides are mirrored into, the limiting slot for placing workpiece is provided on the positioning seat, the operation of two-way folding is realized by driving device.Two-way folding detent mechanism proposed by the present invention can pick and place workpiece by simple switching action, and it can ensure that workpiece is not scraped off in process, meanwhile the folding detent mechanism only needs replacing corresponding positioning seat and can be applied to various sizes of workpiece；The two-way folding detent mechanism is easy to operate, can economize on resources, reduce cost, improves efficiency.
Description
Technical field
The present invention relates to automatic field more particularly to a kind of two-way folding detent mechanisms.
Background technology
With the raising of industrial the degree of automation, major part, which repeats simply to work, at present has all transferred to machine automatization
Makeup is set to complete, for example, needing bloom face part to paint on mobile phone shell material surface, this technique is to automation equipment
It is required that it is relatively high, but for current automation equipment, inevitably will produce and rub during being positioned to mobile phone
Sidewipe collision has scuffing trace so that unnecessary people is consumed in replacement process so as to cause mobile phone shell material surface bloom face part
Power and material resources cause the waste of resource.
Invention content
The present invention proposes that a kind of two-way folding detent mechanism, the two-way folding detent mechanism can lead to regarding to the issue above
Simple switching action is crossed to be picked and placeed to workpiece, and can ensure that workpiece is not scraped off in process, meanwhile, institute
Folding detent mechanism is stated only to need replacing corresponding positioning seat and can be applied to various sizes of workpiece.
Technical solution proposed by the present invention is：A kind of two-way folding detent mechanism is provided, for the activity clamping of workpiece, institute
Two-way folding detent mechanism is stated to include substrate, the driving device that is installed on the substrate and be correspondingly arranged in the driving dress
The positioning seat of top is set,
The driving device includes：
Transmission component, including fixed block, cam, cam rotating shaft, transmission shaft at least provided with a swinging end；The fixation
Block and the cam rotating shaft are fixed on the substrate, and the cam activation is fixed on the cam rotating shaft, described
Fixed block is equipped with first through hole, and described transmission shaft one end abuts the swinging end of the cam across the first through hole, wherein
The transmission component, which has, is not present the first state of interaction and the transmission between the transmission shaft and the cam
There is the second state of interaction between axis and the cam, the transmission shaft pushes the cam around institute under by outer force effect
Cam rotating shaft is stated to rotate so that the transmission component is converted from first state to the second state；
Reset assembly, including reset tension spring, described reset tension spring one end are fixed on the substrate, and the other end is fixed on institute
It states on cam；The reset assembly is used to restore the transmission component in the second state to first state；
The slide assemblies for being symmetrically disposed on the cam both sides are mirrored into, the slide assemblies include sliding shoe and sliding rail；
The sliding rail is fixed on the substrate, and the sliding shoe is fixed on the sliding rail, and described sliding shoe one end is provided with first
Follower block, the cam are equipped with arc groove corresponding with first follower block, and the arc groove has the transmission component
The first end point and the transmission component that the cam is contacted with the arc groove when in first state are in the second state
The second endpoint that Shi Suoshu cams are contacted with the arc groove, wherein when the cam is located at second endpoint with it is described convex
Wheel the distance between rotary shaft is more than when the cam is located at the first end point the distance between described cam rotating shaft；
The limiting slot for placing the workpiece is provided on the positioning seat, the limiting slot both ends are symmetrically arranged
It is useful for that the briquetting of the workpiece is clamped, the briquetting correspondence is fixed on the sliding shoe, the institute under sliding shoe drive
Briquetting realization is stated the activity of the workpiece is clamped.
Further, the transmission component further include the pressing lever being connect with the transmission shaft other end and be located at institute
The first spring between pressing lever and the fixed block is stated, first spring pocket is set on the transmission shaft.
Further, the transmission component further includes the second follower block, and the transmission shaft abuts described cam one end and is equipped with
Mounting blocks for installing second follower block.
Further, bushing is additionally provided between the mounting blocks and the fixed block, the bushing is sheathed on the transmission
On axis.
Further, the transmission component further includes the cushion pad being connect with the pressing lever.
Further, the slide assemblies further include the spring slide installation being arranged successively far from first follower block
Block is fixedly mounted in block, second spring, spring, and the spring slide mounting blocks are fixed on the sliding shoe, the sliding shoe two
Side is respectively provided with a spring and block and second spring is fixedly mounted, and the spring is fixedly mounted block and is fixed on the substrate, described
Second spring one end is fixedly mounted block with the spring and connect, and one end is connect with the spring slide mounting blocks.
Further, further include the sealing plate being fixed on the substrate, the driving device be located at the sealing plate with
In the cavity that the substrate encloses, the positioning seat is fixed on the sealing plate.
Further, the limiting slot both sides are additionally provided with convenient for taking out the slope surface of the workpiece.
Further, the limit trench bottom is equipped with neonychium, and the limiting slot side is equipped with several protection blocks, is used for
The workpiece is protected not rubbed.
Further, the positioning seat further includes the limited block positioned at the briquetting both sides, and the limited block is fixed on institute
It states in positioning, for the briquetting to be fixed.
Two-way folding detent mechanism proposed by the present invention can pick and place workpiece by simple switching action, and
And can ensure that workpiece is not scraped off in process, meanwhile, the two-way folding detent mechanism only needs replacing accordingly
Positioning seat can be applied to various sizes of workpiece；The two-way folding detent mechanism is easy to operate, can save money
Source reduces cost, improves efficiency.
Description of the drawings
What is carried out in conjunction with the accompanying drawings is described below, above and other aspect, features and advantages of the embodiment of the present invention
It will become clearer, in attached drawing：
Fig. 1 is the two-way folding detent mechanism structural schematic diagram of the present invention；
Fig. 2 is driving device structure schematic diagram of the present invention；
Fig. 3 is location seat structure schematic diagram of the present invention.
Specific implementation mode
Hereinafter, with reference to the accompanying drawings to detailed description of the present invention embodiment.However, it is possible to come in many different forms real
The present invention is applied, and the present invention should not be construed as limited to the specific embodiment illustrated here.On the contrary, providing these implementations
Example is in order to explain the principle of the present invention and its practical application, to make others skilled in the art it will be appreciated that the present invention
Various embodiments and be suitable for the various modifications of specific intended application.
Referring to Fig.1, the present invention provides a kind of two-way folding detent mechanisms, described two-way for the activity clamping of workpiece
Folding detent mechanism include substrate 1, be installed on the substrate 1 driving device 2 and be installed in the driving device 2
Positioning seat 3.The substrate is for carrying the driving device 2 and the positioning seat 3, and the driving device is for realizing two-way
The operation of folding, the positioning seat is for being fixed workpiece 5.
With reference to Fig. 2, the driving device 2 includes transmission component 2a, reset assembly 2b, slide assemblies 2c.
Wherein, the transmission component 2a include fixed block 11, cam 12, cam rotating shaft 13, bearing 14, pressing lever 15,
Transmission shaft 16, the first spring 17.
Specifically, the fixed block 11 and the cam rotating shaft 13 are fixed on the substrate 1, the cam 12 is logical
It crosses the bearing to be fixed on the cam rotating shaft 13, wherein the bearing is deep groove ball bearing；Preferably, the cam
12 are located at the center of the substrate 1, and shape can be set according to actual needs, and in the present embodiment, the cam 12 wraps
The disk 12a that is fixed on the cam rotating shaft and can rotate about is included, and respectively extended by the disk both ends
Link block 12b.The fixed block 11 is equipped with first through hole 11a, and 16 one end of the transmission shaft abuts one of link block
12b, the other end sequentially pass through the first through hole 11a, the first spring 17, are connect with the pressing lever 15.
In the present embodiment, when, there is no when interaction, pressing lever is not affected by between the transmission shaft and the cam
Outer force effect, the transmission component 2a state in which are defined as first state；It is deposited when between the transmission shaft and the cam
In interaction, pressing lever is defined as the second state by outer force effect, the transmission component 2a state in which.
When the transmission component is converted to the second state by external forces from first state, the pressing lever 15 will
Active force passes to the transmission shaft 16 and compresses first spring 17, and the transmission shaft 16 pushes the cam 12 around institute
Cam rotating shaft 13 is stated to be rotated.In order to reduce the friction between the transmission shaft and the cam, the transmission component is also
Including the second follower block 18a, the transmission shaft abuts 12 one end of the cam and is equipped with for installing the second follower block 18a's
Mounting blocks 18.In order to buffer the effect of pressing lever described in active force and outer bound pair between the mounting blocks and the fixed block
Power is additionally provided with the bushing 19 being sheathed on the transmission shaft, described pressing lever one end between the mounting blocks and the fixed block
It is also associated with cushion pad 15a.
The reset assembly 2b, including reset tension spring 21, tension spring mounting blocks 22, for being cancelled in the external forces
When so that the transmission component returns to first state by the second state.
Specifically, the tension spring mounting blocks 22 are fixed on the substrate 1,21 one end of the reset tension spring is fixed on described
On tension spring mounting blocks 22, one end is fixed on another link block 12b, it is preferred that can by screw by the tension spring with it is described
Tension spring mounting blocks and another link block are fixed.When the transmission component 2a is in first state, the reset tension spring
21 in being not stretched state；When the transmission component 2a is in the second state, the reset tension spring 21 is stretched.When described
External forces cancel, when the transmission component is restored to first state from the second state, first spring 17 from compression shape
State is restored to the state of being uncompressed and the transmission shaft 16 is driven to move along a straight line to far from the substrate center direction, at this point, institute
It states transmission shaft 16 to cancel the thrust of the cam 12, the reset tension spring 21 shrinks and the cam is driven to move along a curved path simultaneously
Return to its state in which in first state.
The slide assemblies 2c, including sliding shoe 31, sliding rail 32, the first follower block 33, and successively far from described first
Block 36 is fixedly mounted in spring slide mounting blocks 34, second spring 35, the spring of the setting of follower block 33, in the present embodiment, including
Two slide assemblies 2c for being symmetrically disposed on 12 both sides of the cam are mirrored into, it in other embodiments, can be according to practical need
It determines the quantity of slide assemblies and the position on substrate, is merely possible to best illustration here and shows, be not used in
Limit the present invention.
Specifically, the sliding rail 32 is fixed on the substrate 1, the sliding shoe 31 is fixed on the sliding rail 32, institute
It states the first follower block 33 and is set to 31 one end of the sliding shoe, the cam 12 is equipped with corresponding with first follower block 33
Arc groove 12c, the spring slide mounting blocks 34 are fixed on the sliding shoe 31, and 31 both sides of the sliding shoe are respectively provided with a bullet
Block 36 and second spring 35 is fixedly mounted in spring, and the spring is fixedly mounted block 36 and is fixed on the substrate 1, second bullet
35 one end of spring is fixedly mounted block 36 with the spring and connect, and one end is connect with the spring slide mounting blocks 34.When the transmission
When component 2a is in first state, the second spring 35 is in and is uncompressed state, and the slide assemblies 2a is in first at this time
State；When the transmission component 2a is in the second state by external forces, the second spring 35 is in compression shape
State, the slide assemblies 2a are in the second state.When the slide assemblies 2a is converted to the second state from first state, described
One follower block 33 arc groove 12c described in the drive lower edge of the cam 12 is moved, wherein and the cam is curvilinear motion,
Linear motion of the sliding shoe 31 along the separate substrate center direction is converted under the restriction of the arc groove 12c, it is described
The arc groove first end point that the cam is contacted with the arc groove when there is the transmission component to be in first state, Yi Jisuo
State the second endpoint that the cam is contacted with the arc groove when transmission component is in the second state, wherein the cam is located at
When being located at the first end point more than the cam with the distance between the cam rotating shaft when second endpoint with it is described
The distance between cam rotating shaft.When the external forces cancel, i.e., when the described transmission component is restored to first state, institute
Sliding shoe is stated to move along close to the substrate center direction under the action of elastic force of the second spring and cam, thus from
Second state is converted into first state.
With reference to Fig. 3, the limiting slot 41 for placing workpiece, 41 both ends pair of the limiting slot are provided on the positioning seat 3
Claim to be provided with the briquetting 42 for fixing the workpiece, the number of the briquetting is depending on the number of the sliding shoe, in institute
The briquetting realization under sliding shoe drives is stated the activity of the workpiece is clamped.
Specifically, 42 one end of the briquetting is fixed on the sliding shoe 31, one end is extended towards the limiting slot 41
One baffle (figure is not marked), prevents it to be detached from the limiting slot 41 for the workpiece 5 to be fixed.Wherein, the positioning
3 both ends of seat are equipped with the first opening 43 corresponding with the briquetting, and it is described that the briquetting 42 passes through first opening 43 to be fixed on
On sliding shoe 31.The positioning seat 3 further includes the limited block 44 positioned at 42 both sides of the briquetting, for limiting the briquetting
Position, ensures that the briquetting 42 moves along a straight line, the internal thread for being connect with the positioning seat 3 is additionally provided on the limited block 44
44a is covered, the limited block 44 can be fixed on the positioning seat 3 by the inner screw sheath and simultaneously by the briquetting 42
It is held on wherein.When picking and placeing workpiece in the limiting slot in order to prevent, the surface of workpiece is scratched, in the limiting slot 41
Bottom is additionally provided with neonychium (figure is not marked), likewise, several protection blocks 41a is additionally provided in 41 side of the limiting slot, at this
In embodiment, 2 protection blocks are respectively provided in the limiting slot side, it is preferred that the neonychium and the material of protection block are silicon
Glue.For the ease of taking out the workpiece from the limiting slot, the limiting slot both sides are additionally provided with slope surface 45.When the sliding
When block is in the second state, the briquetting is transported in the drive lower edge of the sliding shoe far from the positioning seat center position straight line
It is dynamic, at this moment, the workpiece can be positioned in the limiting slot to or be taken out from the limiting slot workpiece；Work as institute
When stating sliding shoe and being converted to first state from the second state, the briquetting the sliding shoe drive lower edge close to the positioning
Workpiece, at this moment, cannot be positioned in the limiting slot, can not be taken out from the limiting slot by seat center position linear motion
The workpiece.
The driving device is contaminated by dust in order to prevent, and the two-way folding detent mechanism further includes being fixed on the base
Sealing plate 4 on plate 1, the driving device 2 are located in the cavity that the sealing plate 4 is enclosed with the substrate 1.The positioning
Positioning pin 4b of the seat 3 by being set on the sealing plate is fixed on the sealing plate 4, and the sealing plate 4 is equipped with and institute
State the corresponding second opening 4a of the first opening.
The above is only the specific implementation mode of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection domain of the application.
Claims (10)
1. a kind of two-way folding detent mechanism, for the activity clamping of workpiece, the two-way folding detent mechanism includes substrate, peace
Loaded on the substrate driving device and the positioning seat that is correspondingly arranged in above the driving device, which is characterized in that
The driving device includes：
Transmission component, including fixed block, cam, cam rotating shaft, transmission shaft at least provided with a swinging end；The fixed block with
And the cam rotating shaft is fixed on the substrate, the cam activation is fixed on the cam rotating shaft, the fixation
Block is equipped with first through hole, and described transmission shaft one end abuts the swinging end of the cam across the first through hole；
Wherein, the transmission component has the first state that interaction is not present between the transmission shaft and the cam, with
And there is the second state of interaction between the transmission shaft and the cam；The transmission shaft pushes institute under by outer force effect
Cam is stated to be rotated around the cam rotating shaft so that the transmission component is converted from first state to the second state；
Reset assembly, including reset tension spring, described reset tension spring one end are fixed on the substrate, and the other end is fixed on described convex
On wheel；The reset assembly is used to restore the transmission component in the second state to first state；
The slide assemblies for being symmetrically disposed on the cam both sides are mirrored into, the slide assemblies include sliding shoe and sliding rail；It is described
Sliding rail is fixed on the substrate, and the sliding shoe is fixed on the sliding rail, and it is servo-actuated that described sliding shoe one end is provided with first
Block, the cam are equipped with arc groove corresponding with first follower block, and there is the arc groove transmission component to be in
The first end point and the transmission component that the cam is contacted with the arc groove when first state are in the second state when institute
State the second endpoint that cam is contacted with the arc groove, wherein revolved with the cam when cam is located at second endpoint
The distance between with the cam rotating shaft when the distance between shaft is located at the first end point more than the cam；
The limiting slot for placing the workpiece is provided on the positioning seat, the limiting slot both ends are symmetrically arranged useful
In the briquetting that the workpiece is clamped, the briquetting correspondence is fixed on the sliding shoe, the pressure under sliding shoe drive
Block, which is realized, is clamped the activity of the workpiece.
2. two-way folding detent mechanism according to claim 1, which is characterized in that the transmission component further include with it is described
The pressing lever and the first spring between the pressing lever and the fixed block of transmission shaft other end connection, described the
One spring pocket is set on the transmission shaft.
3. two-way folding detent mechanism according to claim 1, which is characterized in that the transmission component further include second with
Motion block, the transmission shaft abut described cam one end equipped with the mounting blocks for installing second follower block.
4. two-way folding detent mechanism according to claim 3, which is characterized in that the mounting blocks and the fixed block it
Between be additionally provided with bushing, the bushing is sheathed on the transmission shaft.
5. two-way folding detent mechanism according to claim 2, which is characterized in that the transmission component further include with it is described
The cushion pad of pressing lever connection.
6. two-way folding detent mechanism according to claim 1, which is characterized in that the slide assemblies further include remote successively
Block, the spring slide installation is fixedly mounted in spring slide mounting blocks, second spring, spring from first follower block setting
Block is fixed on the sliding shoe, and the sliding shoe both sides are respectively provided with a spring and block and second spring, the bullet is fixedly mounted
Spring is fixedly mounted block and is fixed on the substrate, and described second spring one end is fixed two-way folding mounting blocks with the spring and connected
It connects, one end is connect with the spring slide mounting blocks.
7. two-way folding detent mechanism according to claim 1, which is characterized in that further include being fixed on the substrate
Sealing plate, the driving device are located in the cavity that the sealing plate is enclosed with the substrate, and the positioning seat is fixed on institute
It states on sealing plate.
8. two-way folding positioning device according to claim 7, which is characterized in that the limiting slot both sides, which are additionally provided with, to be convenient for
Take out the slope surface of the workpiece.
9. two-way folding positioning device according to claim 1, which is characterized in that the limit trench bottom is equipped with protection
Pad, the limiting slot side is equipped with several protection blocks, for protecting the workpiece not rubbed.
10. according to any two-way folding positioning device of claim 1~9, which is characterized in that the positioning seat further includes
Limited block positioned at the briquetting both sides, the limited block are fixed in the positioning, for the briquetting to be fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510870643.6A CN105344524B (en) | 2015-12-01 | A kind of two-way folding detent mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510870643.6A CN105344524B (en) | 2015-12-01 | A kind of two-way folding detent mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105344524A CN105344524A (en) | 2016-02-24 |
| CN105344524B true CN105344524B (en) | 2018-08-31 |
Family
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1293090A (en) * | 1999-10-15 | 2001-05-02 | 速睦喜股份有限公司 | Power operated manipulator |
| DE10138786C1 (en) * | 2001-08-07 | 2002-10-31 | Benteler Automobiltechnik Gmbh | Clamp assembly for holding irregularly-shaped workpiece on work table has two jaws on hinges below table with opening angle controlled by cam slots |
| JP4337039B2 (en) * | 2003-12-02 | 2009-09-30 | Ｓｍｃ株式会社 | Electric chuck |
| CN203171492U (en) * | 2013-01-23 | 2013-09-04 | 上海亚大汽车塑料制品有限公司 | Two-way clamping device |
| CN103692252A (en) * | 2013-12-15 | 2014-04-02 | 重庆智锐德科技有限公司 | Bidirectional clamping device for shaft-like workpieces |
| CN203751616U (en) * | 2014-02-28 | 2014-08-06 | 重庆宏嘉农资有限公司 | Agricultural machine flange positioning and clamping device |
| CN104175141A (en) * | 2014-07-11 | 2014-12-03 | 惠州Tcl移动通信有限公司 | Machining platform for machining mobile terminal and clamping positioning mechanism of machining platform |
| CN204135593U (en) * | 2014-08-26 | 2015-02-04 | 深圳市艾雷激光科技有限公司 | LED frame is welded and fixed folder and device |
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1293090A (en) * | 1999-10-15 | 2001-05-02 | 速睦喜股份有限公司 | Power operated manipulator |
| DE10138786C1 (en) * | 2001-08-07 | 2002-10-31 | Benteler Automobiltechnik Gmbh | Clamp assembly for holding irregularly-shaped workpiece on work table has two jaws on hinges below table with opening angle controlled by cam slots |
| JP4337039B2 (en) * | 2003-12-02 | 2009-09-30 | Ｓｍｃ株式会社 | Electric chuck |
| CN203171492U (en) * | 2013-01-23 | 2013-09-04 | 上海亚大汽车塑料制品有限公司 | Two-way clamping device |
| CN103692252A (en) * | 2013-12-15 | 2014-04-02 | 重庆智锐德科技有限公司 | Bidirectional clamping device for shaft-like workpieces |
| CN203751616U (en) * | 2014-02-28 | 2014-08-06 | 重庆宏嘉农资有限公司 | Agricultural machine flange positioning and clamping device |
| CN104175141A (en) * | 2014-07-11 | 2014-12-03 | 惠州Tcl移动通信有限公司 | Machining platform for machining mobile terminal and clamping positioning mechanism of machining platform |
| CN204135593U (en) * | 2014-08-26 | 2015-02-04 | 深圳市艾雷激光科技有限公司 | LED frame is welded and fixed folder and device |
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Effective date of registration: 20230725 Address after: 311400 No. 20, Yuyang Road, Lushan Street, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: HANGZHOU SOUTHEAST JITONG NETWORK CO.,LTD. Address before: 516003 No.86, hechangqi Road West, Zhongkai high tech Zone, Huizhou City, Guangdong Province Patentee before: HUIZHOU TCL MOBILE COMMUNICATION Co.,Ltd. |